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Finding the Fourth Proportional to 40.27, 60.33 and 32.14

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Solution

The fourth proportional to 40.27, 60.33 and 32.14 is: 48.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.27 : 60.33 = 32.14 : x
  2. Step 2: Convert to fraction form
    40.27/60.33 = 32.14/x
  3. Step 3: Cross multiply
    40.27x = 60.33 × 32.14
  4. Step 4: Simplify right side
    40.27x = 1,939.01
  5. Step 5: Solve for x
    x = 1,939.01/40.27
  6. Step 6: Final answer
    x = 48.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.